Trees, Shrubs and Vines 
style 2-lobed at apex; 1-3-clustered; June; fruit smooth; 
branches usually prickly. Western Massachusetts to Wisconsin, 
and south in mountains to Virginia. 
163. Swamp Gooseberry. (Ribes lacustre.) 
LEAF: as in 160, deeply lobed ; young shoots with abundant, 
weak, reddish prickles; old stems somewhat thorny. FLOWER: 
as in 160, but style 2-lobed at apex; 4-g-clustered, drooping ; 
June ; fruit, small, bristly, purple. New England to Wisconsin, 
and in Pennsylvania. 
164. Forestiera. (F. acuminata.) 
LEAF: 1-3’, simple, opposite, finely serrate or entire, long- 
ovate, base and apex sharp. FLOWER: greenish, or whitish (no 
corolla, calyx of 4 small, soon-falling sepals, 2-4 stamens) ; I-3- 
clustered ; April. West Illinois. 
165. Smooth Sumach. (Rhus glabra, with var. laciniata.) 
LEAF: pinnate, alternate; leaflets, 11-31, 2’-4’ long, lance- 
shaped, serrate, whitish beneath, smooth, with some bloom. 
FLowER: p., whitish, greenish, or greenish-red, small (petals and 
stamens 5), in erect, dense, pyramidal clusters, which in fruit are 
crimson; June, July ; 3°-15° high. (PI. VIII.) 
The ornamental cut-leaved sumach is a variety of this species. 
(Pl. VIII.) 
166. Dwarf Sumach. (Rhus copallina.) 
LEAF: pinnate, alternate; leaflets, g-21, 1'-3' long, ovate to 
lance-shaped, entire or slightly serrate, somewhat glossy above; 
the stem Jdéroadly margined between the pairs of leaflets. 
FLOWER: as in 165; July, August ; 1°-7° high ; rarely arboreal, 
15 —20 +) (P14X.:) 
167. Sweet Gale. (Myrica Gale.) 
LeAF: 1-114’, simple, alternate, serrate toward apex, long- 
obovate, base tapering, fragrant when bruised. FLOWER: the 
staminate catkins 1’ or more in length, terminal ; the pistillate 4’ 
long, oval, lateral ; no corolla nor calyx ; April, before the leaves. 
New England, south and west; on edge of fresh water; 2°=5° 
high. (Pl. IX.) 
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